164502080

素因数分解:

$2^6\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1171}}^1$

素因数の和:1627

約数の個数: 56

約数和(自身を含む): 392948160

約数和(自身を除く): 228446080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 439, 878, 1171, 1756, 2195, 2342, 3512, 4390, 4684, 5855, 7024, 8780, 9368, 11710, 14048, 17560, 18736, 23420, 28096, 35120, 37472, 46840, 70240, 74944, 93680, 140480, 187360, 374720, 514069, 1028138, 2056276, 2570345, 4112552, 5140690, 8225104, 10281380, 16450208, 20562760, 32900416, 41125520, 82251040, 164502080]

約数ペア:

[(1, 164502080), (2, 82251040), (4, 41125520), (5, 32900416), (8, 20562760), (10, 16450208), (16, 10281380), (20, 8225104), (32, 5140690), (40, 4112552), (64, 2570345), (80, 2056276), (160, 1028138), (320, 514069), (439, 374720), (878, 187360), (1171, 140480), (1756, 93680), (2195, 74944), (2342, 70240), (3512, 46840), (4390, 37472), (4684, 35120), (5855, 28096), (7024, 23420), (8780, 18736), (9368, 17560), (11710, 14048)]